System and method for secure document printing and detection
US8415164B2 · kind B2 · utility
6Cited by
32References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2007 |
| Grant date | Apr 9, 2013 |
| Priority date | — |
| Expiry date | Mar 27, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2508
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for authenticating and verifying an item to be genuine is described. The method for authenticating the item comprises applying a particular nucleic acid material associated with a particular sequence of nucleic acid bases to ink within an ink cartridge or a toner compound within a toner housing. The method also comprises collecting a sample of either the ink or toner compound and verifying the ink or toner is genuine by detecting the particular nucleic acid material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.